SANTA ANA (CBSLA.com) — The Orange County Coroner Wednesday released the cause of the death for three of the five teens killed in a fiery car crash in Irvine.

The accident happened around 2 a.m. Saturday on the 5 Freeway at the Route 133 connector, the California Highway Patrol said.

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A white four-door BMW went off the road airborne, landing on a retaining wall and bursting into flames. It took fire crews 30 minutes to put out the fire.

The unlicensed driver, 16-year-old Bradley Morales, was the sole survivor. He remains hospitalized at Mission Hospital, recovering from a head injury.

Jennifer Bahena, 14 of Laguna Hills, Jennifer Campus, 15, Matthew Melo, 15, Brandon Moreno, 14 and Alejandro Sotelo, 14, all died at the scene.

According to the coroner, Bahena, Campos and Melo died from multiple blunt force injuries as a result of the crash.

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The cause of death for Sotelo and Moreno were still pending.

Additional details were not released.

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